Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
A radio wave is incident on a layer of ionosphere at an angle of 30° with the vertical. If the critical frequency is, 1.2 MHz, the maximum usable frequency is | |
A. | 1.2 MHz [Wrong Answer] |
B. | 2.4 MHz [Wrong Answer] |
C. | 0.6 MHz [Wrong Answer] |
D. | 1.386 MHz [Correct Answer] |